1) A Type I error is committed when ___________________________________. a) we reject a null hypothesis that is true b) we reject a null hypothesis that is false c) we don't reject a null hypothesis that is true d) we don't reject a null hypothesis that is false 2) Which of the following is an approach in drawing conclusions wherein a test statistic is compared with a critical value? a) critical value approach b) sampling approach c) two-way approach d) p-value approach 3) Which of the following is NOT included in the computation of the z-test for population proportion? a) N b) p hat c) s d) p 4) If p = 0. 63, what is the value of q? a) 0.42 b) 0.37 c) 0.58 d) .037 5) Which of the following words is used in a null hypothesis written in sentence form? a) equal b) fewer c) higher d) lower

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